# if ln(3-y)= X^(2)+5x-7, y=?It's a log problem and I HAVE NO IDEA! Also could I have some help with If y=ln(x), x=? Thanks :)

### 1 Answer | Add Yours

You can solve for y by raising e to both sides and then solving for y

`e^(ln(3-y))=e^(x^2+5x-7)`

` 3-y = e^(x^2+5x-7)`

`y = 3 - e^(x^2+5x-7)`